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11111nata11111 [884]
4 years ago
9

Elsa finished a puzzle in seven minutes how many seconds is this

Mathematics
1 answer:
Nastasia [14]4 years ago
6 0

Answer:

420

Step-by-step explanation:

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Select the three ratios that represent the number of red cars to blue cars.
elena55 [62]

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4 red cars 6 blue cars

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3 years ago
What is the value of 4x^2 + 5x . when x = 1
Lynna [10]

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9

Step-by-step explanation:

Just substitute the value of x onto the x variables in the equation

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wlad13 [49]

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I believe its -35

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6 0
3 years ago
PLEASE HELP !?!????!?
miss Akunina [59]

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Supplementary angles are a pair of angles whose sum is 180°. 45° and 135° add up to 180°. Therefore, the answer is supplementary angles.

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2 years ago
Solve the system of equations.<br> - 52 + 2y = 9<br> y = 70
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